Search a number
-
+
23060415690 = 235513729991
BaseRepresentation
bin10101011110100000…
…100000010011001010
32012112010020111100000
4111132200200103022
5334211431300230
614332132423430
71444313204424
oct253640402312
965463214300
1023060415690
119864004694
124576a77b76
1322367533b0
14118a937814
158ee795b60
hex55e8204ca

23060415690 has 96 divisors (see below), whose sum is σ = 66960706176. Its totient is φ = 5676402240.

The previous prime is 23060415689. The next prime is 23060415701. The reversal of 23060415690 is 9651406032.

It is a happy number.

23060415690 is a `hidden beast` number, since 2 + 30 + 60 + 4 + 1 + 569 + 0 = 666.

It is a super-2 number, since 2×230604156902 (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 333406 + ... + 396585.

It is an arithmetic number, because the mean of its divisors is an integer number (697507356).

Almost surely, 223060415690 is an apocalyptic number.

23060415690 is an abundant number, since it is smaller than the sum of its proper divisors (43900290486).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23060415690 is a wasteful number, since it uses less digits than its factorization.

23060415690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 730026 (or 730014 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The spelling of 23060415690 in words is "twenty-three billion, sixty million, four hundred fifteen thousand, six hundred ninety".

Divisors: 1 2 3 5 6 9 10 13 15 18 26 27 30 39 45 54 65 78 81 90 117 130 135 162 195 234 243 270 351 390 405 486 585 702 810 1053 1170 1215 1755 2106 2430 3159 3510 5265 6318 10530 15795 31590 729991 1459982 2189973 3649955 4379946 6569919 7299910 9489883 10949865 13139838 18979766 19709757 21899730 28469649 32849595 39419514 47449415 56939298 59129271 65699190 85408947 94898830 98548785 118258542 142348245 170817894 177387813 197097570 256226841 284696490 295646355 354775626 427044735 512453682 591292710 768680523 854089470 886939065 1281134205 1537361046 1773878130 2306041569 2562268410 3843402615 4612083138 7686805230 11530207845 23060415690